Blue Skies in A

Iving Berlin(1926)swing

Blue Skies in A

Key of A

A major is a rock and blues cornerstone. The open A string delivers a strong root, while both E strings ring as the fifth. Classic A-D-E progressions practically play themselves with open cowboy chords. The open high E is the fifth, reinforcing power. A is a beginner-level key on guitar because the open A string is the root and the open E strings provide the fifth above and below, creating a massive low-end anchor. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through F# to F# (ascending unison), F# to F# (ascending unison), F# to F# (ascending unison), F# to A (ascending minor third), A to F# (descending minor third), F# to B (ascending perfect fourth), B to E (ascending perfect fourth), E to A (ascending perfect fourth), A to G# (descending half step), G# to C# (ascending perfect fourth), C# to D (ascending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from D to F# by major third.

Scales for Improvisation

A major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, A Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 25 bars · Form: AB

Chords: F♯m, F♯mMaj7, F♯m7, F♯m6, AMaj7, F♯7, Bm7, E7, A6, G♯m7♭5, C♯7♭9, Dm6.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A